Heteractis magnifica is found only in the tropical regions of the Indo-Pacific Ocean. Occurring from the Red Sea to Samoa, H. magnifica lives in marine waters of South East Asia, Northern Australia, and the Western Pacific Regions. From Australia, the range of H. magnifica extends all the way to the Ryukyu Islands.
Biogeographic Regions: oriental (Native ); australian (Native ); indian ocean (Native ); pacific ocean (Native )
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